body {
  padding: 0px;
  padding-top: 15px;
  margin: 0px;
  font: 14px "Lucida Grande", Helvetica, Arial, sans-serif;
}

a {
  color: #00B7FF;
}
.head-title {
  position: relative;
}
.post-blog {
  position: absolute;
  top: 45%;
  right: 20px;
  color: #1b69ad;
}
.delete-blog {
  top: 10px;
  cursor: pointer;
}
.panel-body img {
  width: 100%;
  height: 100%;
}
#markdown-body img {
  max-width: 600px;
}
.foot {
  margin-bottom: 0;
}

/* 页面级 css */
#page-container {
  margin-top: 52px;
}

.navbar-nav li {
  cursor: pointer;
}
#page-container .panel-body {
  position: relative;
  cursor: pointer;
}
#page-container .panel-body .article-img {
  width: 200px; 
  height: 120px;
}
#page-container .panel-body .icon {
  position: absolute;
  left: 220px;
  bottom: 15px;
  font-size: 12px;
}
#page-container .article-list {
  padding-left: 0;
  padding-right: 0;
}
#page-container .article-img {
  margin-right: 10px;
}
#page-container .panel-title {

}
#page-container .sub-title {
  color: #ccc;
  margin-top: 10px;
}
#page-container .icon span:before {
  vertical-align: middle;
  padding-right: 5px;
}
#page-container .icon span {
  margin-right: 10px;
}

/* 媒体查询 */
@media screen and (max-width: 450px){
  .head-title h1{
    font-size: 26px;
  }
  .side-bar {
    display: none;
  }
  .panel-body {
    padding: 5px;
  }
  .list-group-item {
    padding: 0;
    border: none;
    margin-bottom: 10px;
  }
  #page-container .panel-body .article-img {
    width: 140px; 
    height: 90px;
  }
  #page-container .panel-title {
    font-size: 12px;
  }
  #page-container .sub-title {
    font-size: 10px;
  }
  #page-container .icon span {
    font-size: 10px;
  }
  #page-container .panel-body .icon {
    left: 160px;
    font-size: 10px;
  }
}